E. Defects in Wood in Salt and Brackish Water 
12. Pilings with spongelike damage resulting in hourglass shape due to wood 
erosion between low and high tide ........ Crustacea, Limnoriidae 
13. Pilings or other wood with holes showing calcareous shells in holes 
eee ter nt ncroh Vat ial Mita Me iow | Gastropoda, Teredinidae 
43 
